diff --git a/Flow.Launcher.Core/Resource/Theme.cs b/Flow.Launcher.Core/Resource/Theme.cs
index 5edf8584c..da3f9f708 100644
--- a/Flow.Launcher.Core/Resource/Theme.cs
+++ b/Flow.Launcher.Core/Resource/Theme.cs
@@ -457,7 +457,7 @@ namespace Flow.Launcher.Core.Resource
                 // ✅ 설정의 ColorScheme을 우선 사용
                 int themeValue = (int)Registry.GetValue(@"HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize", "AppsUseLightTheme", 1);
                 bool isSystemDark = themeValue == 0;
-                bool useDarkMode = Mode == "Dark" || (Mode == "Auto" && _settings.ColorScheme == ColorSchemes.System && isSystemDark) || (_settings.ColorScheme == ColorSchemes.Dark);
+                bool useDarkMode = Mode == "Dark" || (Mode == "Auto" && _settings.ColorScheme == "System" && isSystemDark) || (_settings.ColorScheme == "Dark");
 
                 Color selectedBG = useDarkMode ? DarkBG : LightBG;
                 ApplyPreviewBackground(selectedBG);
diff --git a/Flow.Launcher.Infrastructure/Constant.cs b/Flow.Launcher.Infrastructure/Constant.cs
index 8a73b8f05..c86ed4324 100644
--- a/Flow.Launcher.Infrastructure/Constant.cs
+++ b/Flow.Launcher.Infrastructure/Constant.cs
@@ -40,6 +40,10 @@ namespace Flow.Launcher.Infrastructure
 
         public const string DefaultTheme = "Win11Light";
 
+        public const string Light = "Light";
+        public const string Dark = "Dark";
+        public const string System = "System";
+
         public const string Themes = "Themes";
         public const string Settings = "Settings";
         public const string Logs = "Logs";
diff --git a/Flow.Launcher.Infrastructure/UserSettings/Settings.cs b/Flow.Launcher.Infrastructure/UserSettings/Settings.cs
index 1a46282bc..8277e8e0b 100644
--- a/Flow.Launcher.Infrastructure/UserSettings/Settings.cs
+++ b/Flow.Launcher.Infrastructure/UserSettings/Settings.cs
@@ -37,7 +37,7 @@ namespace Flow.Launcher.Infrastructure.UserSettings
         private string _theme = Constant.DefaultTheme;
         public string Hotkey { get; set; } = $"{KeyConstant.Alt} + {KeyConstant.Space}";
         public string OpenResultModifiers { get; set; } = KeyConstant.Alt;
-        public ColorSchemes ColorScheme { get; set; } = ColorSchemes.System;
+        public string ColorScheme { get; set; } = "System";
         public bool ShowOpenResultHotkey { get; set; } = true;
         public double WindowSize { get; set; } = 580;
         public string PreviewHotkey { get; set; } = $"F1";
diff --git a/Flow.Launcher/MainWindow.xaml.cs b/Flow.Launcher/MainWindow.xaml.cs
index 5194e02d0..9f8063a87 100644
--- a/Flow.Launcher/MainWindow.xaml.cs
+++ b/Flow.Launcher/MainWindow.xaml.cs
@@ -998,11 +998,11 @@ namespace Flow.Launcher
 
         public void InitializeColorScheme()
         {
-            if (_settings.ColorScheme == ColorSchemes.Light)
+            if (_settings.ColorScheme == Constant.Light)
             {
                 ModernWpf.ThemeManager.Current.ApplicationTheme = ModernWpf.ApplicationTheme.Light;
             }
-            else if (_settings.ColorScheme == ColorSchemes.Dark)
+            else if (_settings.ColorScheme == Constant.Dark)
             {
                 ModernWpf.ThemeManager.Current.ApplicationTheme = ModernWpf.ApplicationTheme.Dark;
             }
diff --git a/Flow.Launcher/SettingPages/ViewModels/SettingsPaneThemeViewModel.cs b/Flow.Launcher/SettingPages/ViewModels/SettingsPaneThemeViewModel.cs
index e4d047f7a..d7bae5e80 100644
--- a/Flow.Launcher/SettingPages/ViewModels/SettingsPaneThemeViewModel.cs
+++ b/Flow.Launcher/SettingPages/ViewModels/SettingsPaneThemeViewModel.cs
@@ -108,16 +108,16 @@ public partial class SettingsPaneThemeViewModel : BaseModel
     public class ColorSchemeData : DropdownDataGeneric<ColorSchemes> { }
 
     public List<ColorSchemeData> ColorSchemes { get; } = DropdownDataGeneric<ColorSchemes>.GetValues<ColorSchemeData>("ColorScheme");
-    public ColorSchemes ColorScheme
+    public string ColorScheme
     {
         get => Settings.ColorScheme;
         set
         {
             ThemeManagerForColorSchemeSwitch.Current.ApplicationTheme = value switch
             {
-                Infrastructure.UserSettings.ColorSchemes.Light => ApplicationTheme.Light,
-                Infrastructure.UserSettings.ColorSchemes.Dark => ApplicationTheme.Dark,
-                Infrastructure.UserSettings.ColorSchemes.System => null,
+                Constant.Light => ApplicationTheme.Light,
+                Constant.Dark => ApplicationTheme.Dark,
+                Constant.System => null,
                 _ => ThemeManagerForColorSchemeSwitch.Current.ApplicationTheme
             };